Home / 4,409.12-6,083.48-2,839.28

Finding the Fourth Proportional to 4,409.12, 6,083.48 and 2,839.28

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Solution

The fourth proportional to 4,409.12, 6,083.48 and 2,839.28 is: 3,917.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,409.12 : 6,083.48 = 2,839.28 : x
  2. Step 2: Convert to fraction form
    4,409.12/6,083.48 = 2,839.28/x
  3. Step 3: Cross multiply
    4,409.12x = 6,083.48 × 2,839.28
  4. Step 4: Simplify right side
    4,409.12x = 17,272,703.09
  5. Step 5: Solve for x
    x = 17,272,703.09/4,409.12
  6. Step 6: Final answer
    x = 3,917.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.